WOOD PEWEE 79 



in the spring in four seasons only ; namely, 

 one bird on April 17, 1902; three birds on 

 April 5 and 6, 1903 ; one bird on March 29, 

 1905 ; and three successive visitants in 

 1908, one on March 29 and 30, one on April 

 6, and one on April 21 to 23. On the occa- 

 sion of the three birds in the Garden, in 

 1903, there were two others on the Com- 

 mon. The migration period of the Phoebe 

 has extended, therefore, from March 29 

 (twice) to April 23. The birds have in- 

 variably been silent. 



Twice in the autumn the species has been 

 recorded : in the Garden one bird on Octo- 

 ber 20, 1901 ; on the Common one bird on 

 October 13, 1907. 



27. WOOD PEWEE 



Myiochanes virens 



One or two Wood Pewees have usually 

 been recorded in the Garden each season. 

 The earliest appearance of the species was 

 on May 16, in 1905. The latest date of 

 arrival was of a bird on May 26, 1906. The 

 visitant has always been in song and, ex- 



